Do not expect a miracle here, but these are cheap (under $5 on eBay).
/ Q9550 Moving to a quad-core chip is the single biggest leap you can make. The Core 2 Quad Q9400 Go to product viewer dialog for this item. intel pentium dual cpu e2160 upgrade
Would you like a short post-ready article version, a forum reply, or a specific upgrade recommendation based on your motherboard and budget? Do not expect a miracle here, but these